Strap for footwear



FIG. 1 is a perspective view of a strap for footwear, showing my new design;

FIG. 2 is a right side view thereof;

FIG. 3 is left side view thereof; and,

FIG. 4 is a top view thereof.

The broken lines shown on the surface of the claim represent top-stitching. 

The ornamental design for a strap for footwear, as shown and described. 